<template>
  <div class="register">
    <el-form ref="registerRef" :model="registerForm" :rules="registerRules" class="register-form">
      <h3 class="title">{{ title }}</h3>
      <el-form-item prop="tenantId" v-if="tenantEnabled">
        <el-select v-model="registerForm.tenantId" filterable placeholder="请选择/输入公司名称" style="width: 100%">
          <el-option v-for="item in tenantList" :key="item.tenantId" :label="item.companyName" :value="item.tenantId" />
          <template #prefix><svg-icon icon-class="company" class="el-input__icon input-icon" /></template>
        </el-select>
      </el-form-item>
      <el-form-item prop="username">
        <el-input v-model="registerForm.username" type="text" size="large" auto-complete="off" placeholder="账号">
          <template #prefix><svg-icon icon-class="user" class="el-input__icon input-icon" /></template>
        </el-input>
      </el-form-item>
      <el-form-item prop="password">
        <el-input v-model="registerForm.password" type="password" size="large" auto-complete="off" placeholder="密码" @keyup.enter="handleRegister">
          <template #prefix><svg-icon icon-class="password" class="el-input__icon input-icon" /></template>
        </el-input>
      </el-form-item>
      <el-form-item prop="confirmPassword">
        <el-input
          v-model="registerForm.confirmPassword"
          type="password"
          size="large"
          auto-complete="off"
          placeholder="确认密码"
          @keyup.enter="handleRegister"
        >
          <template #prefix><svg-icon icon-class="password" class="el-input__icon input-icon" /></template>
        </el-input>
      </el-form-item>
      <el-form-item prop="code" v-if="captchaEnabled">
        <el-input size="large" v-model="registerForm.code" auto-complete="off" placeholder="验证码" style="width: 63%" @keyup.enter="handleRegister">
          <template #prefix><svg-icon icon-class="validCode" class="el-input__icon input-icon" /></template>
        </el-input>
        <div class="register-code">
          <img :src="codeUrl" @click="getCode" class="register-code-img" />
        </div>
      </el-form-item>
      <el-form-item style="width:100%;">
        <el-button :loading="loading" size="large" type="primary" style="width:100%;" @click.prevent="handleRegister">
          <span v-if="!loading">注 册</span>
          <span v-else>注 册 中...</span>
        </el-button>
        <div style="float: right;">
          <router-link class="link-type" :to="'/login'">使用已有账户登录</router-link>
        </div>
      </el-form-item>
    </el-form>
    <!--  底部  -->
    <div class="el-register-footer">
      <span>Copyright © 2018-2023 疯狂的狮子Li All Rights Reserved.</span>
    </div>
  </div>
</template>

<script setup lang="ts">
import { getCodeImg, register, getTenantList } from '@/api/login'
import { RegisterForm, TenantVO } from '@/api/types'
import { FormInstance, FormRules } from 'element-plus'
import { to } from 'await-to-js'

const router = useRouter()
const title = import.meta.env.VITE_APP_TITLE
const registerForm = ref<RegisterForm>({
  tenantId: '',
  username: '',
  password: '',
  confirmPassword: '',
  code: '',
  uuid: '',
  userType: 'sys_user'
})

// 租户开关
const tenantEnabled = ref(true)


const equalToPassword = (rule: any, value: string, callback: any) => {
  if (registerForm.value.password !== value) {
    callback(new Error('两次输入的密码不一致'))
  } else {
    callback()
  }
}

const registerRules: FormRules = {
  tenantId: [
    { required: true, trigger: 'blur', message: '请输入您的租户编号' }
  ],
  username: [
    { required: true, trigger: 'blur', message: '请输入您的账号' },
    { min: 2, max: 20, message: '用户账号长度必须介于 2 和 20 之间', trigger: 'blur' }
  ],
  password: [
    { required: true, trigger: 'blur', message: '请输入您的密码' },
    { min: 5, max: 20, message: '用户密码长度必须介于 5 和 20 之间', trigger: 'blur' }
  ],
  confirmPassword: [
    { required: true, trigger: 'blur', message: '请再次输入您的密码' },
    { required: true, validator: equalToPassword, trigger: 'blur' }
  ],
  code: [{ required: true, trigger: 'change', message: '请输入验证码' }]
}
const codeUrl = ref('')
const loading = ref(false)
const captchaEnabled = ref(true)
const registerRef = ref<FormInstance>()
// 租户列表
const tenantList = ref<TenantVO[]>([])

const handleRegister = () => {
  registerRef.value?.validate(async (valid: boolean) => {
    if (valid) {
      loading.value = true
      const [err] = await to(register(registerForm.value))
      if (!err) {
        const username = registerForm.value.username
        await ElMessageBox.alert("<font color='red'>恭喜你，您的账号 " + username + ' 注册成功！</font>', '系统提示', {
          dangerouslyUseHTMLString: true,
          type: 'success',
        })
        await router.push('/login')
      } else {
        loading.value = false
        if (captchaEnabled) {
          getCode()
        }
      }
    }
  })
}

const getCode = async () => {
  const { data } = await getCodeImg()
  captchaEnabled.value = data.captchaEnabled === undefined ? true : data.captchaEnabled
  if (captchaEnabled.value) {
    codeUrl.value = 'data:image/gif;base64,' + data.img
    registerForm.value.uuid = data.uuid
  }
}

const initTenantList = async () => {
  const { data } = await getTenantList()
  tenantEnabled.value = data.tenantEnabled === undefined ? true : data.tenantEnabled
  if (tenantEnabled.value) {
    tenantList.value = data.voList
    if (tenantList.value != null && tenantList.value.length !== 0) {
      registerForm.value.tenantId = tenantList.value[0].tenantId
    }
  }
}

onMounted(() => {
  getCode()
  initTenantList()
})
</script>

<style lang="scss" scoped>
.register {
  display: flex;
  justify-content: center;
  align-items: center;
  height: 100%;
  background-image: url("../assets/images/login-background.jpg");
  background-size: cover;
}

.title {
  margin: 0 auto 30px auto;
  text-align: center;
  color: #707070;
}

.register-form {
  border-radius: 6px;
  background: #ffffff;
  width: 400px;
  padding: 25px 25px 5px 25px;

  .el-input {
    height: 40px;

    input {
      height: 40px;
    }
  }

  .input-icon {
    height: 39px;
    width: 14px;
    margin-left: 0;
  }
}

.register-tip {
  font-size: 13px;
  text-align: center;
  color: #bfbfbf;
}

.register-code {
  width: 33%;
  height: 40px;
  float: right;

  img {
    cursor: pointer;
    vertical-align: middle;
  }
}

.el-register-footer {
  height: 40px;
  line-height: 40px;
  position: fixed;
  bottom: 0;
  width: 100%;
  text-align: center;
  color: #fff;
  font-family: Arial, serif;
  font-size: 12px;
  letter-spacing: 1px;
}

.register-code-img {
  height: 40px;
  padding-left: 12px;
}
</style>
